Mounting arm



FIG. 1 is a front, side, and top perspective view of a mounting armembodying the new design.

FIG. 2 is a bottom, side, and back perspective view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a back view thereof.

FIG. 5 is a first side view thereof, the second side view being a mirrorimage.

FIG. 6 is another first side view thereof, in an alternate position.

FIG. 7 is another first side view thereof, in an alternate position.

FIG. 8 is a top view thereof; and,

FIG. 9 is a bottom view thereof.

The dot-dash lines form an unclaimed boundary of the claim, whichtogether with the other broken lines form no part of the claimed design.

CLAIM The ornamental design for a mounting arm, as shown and described.